MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Infarct
An area of tissue death due to a local lack of oxygen. For example, in a myocardial infarction there is death of myocardial (heart muscle) tissue due to sudden (acute) deprivation of circulating blood. This is usually caused by…
Read the definitionRandom terms
Show more- Bed blocker See: Bed blocker
- Testosterone A 'male hormone' -- a sex hormone produced by the testes that encourages the development of male sexual…
- Myco- Prefix that denotes a relationship to fungus. From the Greek mykes, meaning fungus
- Ear ringing Together with other abnormal ear noises, ear ringing is medically called tinnitus. Tinnitus can arise in any…
- Intraocular tension The pressure within the eye. See: Intraocular pressure
- Fetoscope (1) A flexible fiberoptic device used to view or operate upon a fetus within the womb (to do fetal…
- Colporrhaphy Surgical repair of the vagina. The -rrhaphy part of the word comes from the Greek raphe meaning suture
- Subject As a noun:1. A branch of learning that forms a course of study. In medical school, one of the subjects…
- Varicose veins Varicose veins: See: Varicose vein.
- Gray A unit of absorbed radiation equal to the dose of one joule of energy absorbed per kilogram of matter, or 100…
- External radiation therapy Radiation therapy using a machine located outside the body to aim high-energy rays at a tumor.
- Eye, absent Also called anophthalmia, a congenital malformation (birth defect) of the globe. Anophthalmia refers…